Peter Adriaens (Belgium)
Ies Meulmeester (Netherlands)
Larus cachinnans 2CY PHEB December 13 2012, Oss, the Netherlands. Picture: Lützen Portengen.
Yellow PHEB and metal PLG DN-27203; ringed as pullus on May 24 2011 at Jankowice Babice Malopolskie, Poland (50,03 19,47).
Interesting 2W bird, with dark bill, and no grey scapulars.